KK

Kiyoshi Kasai

JR Japan Synthetic Rubber: 8 patents #27 of 558Top 5%
KC Kissei Pharmaceutical Co.: 7 patents #31 of 202Top 20%
TO Tosoh: 4 patents #159 of 1,042Top 20%
JS Jsr: 4 patents #275 of 1,137Top 25%
TC Toyo Soda Manufacturing Co.: 3 patents #52 of 272Top 20%
TC Taiyo Steel Co.: 1 patents #4 of 19Top 25%
TW The Japan Steel Works: 1 patents #307 of 643Top 50%
Overall (All Time): #138,937 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
9585885 Substituted pyrido[2,3-g]quinazolines as dopamine D2 receptor agonists Toshihiro Nishimura, Yasunori Ueno, Masako Yoshida 2017-03-07
9447232 Carrier polymer particle, process for producing the same, magnetic particle for specific trapping, and process for producing the same Masayuki Takahashi, Tetsuo Fukuta, Toshihiro Ogawa, Satoshi Katayose, Kouji Tamori +1 more 2016-09-20
9138434 Octahydrothienoquinoline derivative, pharmaceutical composition comprising derivative, and use of these Toshihiro Nishimura, Hirotaka Teranishi, Masako Yoshida, Yasunori Ueno 2015-09-22
8703289 Organic polymer particles and process for producing the same, magnetic particles for diagnostics, carboxyl group-containing particles and process for producing the same, and probe-bound particles and process for producing the same Kouji Tamori, Tetsuo Fukuta, Mitsuhiro Murata, Masaru Ueno, Satoshi Katayose +1 more 2014-04-22
8022192 Process for production of glucopyranosyloxypyrazole derivative Tetsuji Ozawa, Nobuhiko Fushimi, Hidetoshi Isawa, Ken Kikuchi, Masahiro Kobayashi +2 more 2011-09-20
7763654 Crystal polymorph of hydroxynorephedrin derivative hydrochloride Michio Toda 2010-07-27
7579507 Polymorphic crystal of 4′-{2-[ (1S, 2R)—2- hydroxy-2- (4-hydroxyphenyl)-1-methylethylamino]ethoxy} - 3 - isopropyl-3′, 5′ -dimethylbiphenyl- 4 - carboxylic acid hydrochloride Takehiro Ishikawa, Tetsuji Ozawa, Koji Kamata, Ritsu Suzuki, Hideki Takeuchi 2009-08-25
7208520 Crystals of hydroxynorephedrine derivative Hidetoshi Isawa, Yukihiko Hotei, Junichi Sonehara, Satoshi Akahane, Hiromu Harada 2007-04-24
6548310 Particle for diagnostic agent and turbidmetric immunoassay using the same Mitsuhiro Murata, Satoshi Katayose, Mikio Hikata, Toru Masukawa, Masaaki KITAJIMA 2003-04-15
6503762 Magnetic carrier, preparation thereof, and method of extraction of nucleic acid Syoichi Yamauchi 2003-01-07
6376707 Crystal polymorphism of aminoethylphenoxyacetic acid derivative Michio Toda, Tetsuro Tamai, Nobuyuki Tanaka, Junichi Sonehara, Eiji Tsuru 2002-04-23
6274387 Magnetic carrier, preparation thereof, and method of extraction of nucleic acid Syoichi Yamauchi 2001-08-14
5814687 Magnetic polymer particle and process for manufacturing the same Masayuki Hattori, Kakun Han 1998-09-29
5677008 Continuous coating method for coating material with insufficient fluidity Toru Kameya, Yukikatsu Ito, Yuji Aoyama 1997-10-14
5189107 Process for preparing polymer particles Fujio Sakurai, Hiroshi Tadenuma 1993-02-23
5091267 Magneto-optical recording medium and process for production of the same Mutsumi Asano, Hidehiko MISAKI 1992-02-25
4952651 Highly crosslinked polymer particles and process for producing the same Masayuki Hattori, Hiroshi Tadenuma, Shiro Yasukawa 1990-08-28
4908271 Capsule-shaped polymer particles and process for the production thereof Masayuki Hattori, Hiromi Takeuchi, Nobuo Sakurai 1990-03-13
4862029 Actuator Naomichi Sakai, Tomoyuki Oikawa, Kenji Uchino, Takaaki Tsukidate, Hiroshi Asakura +2 more 1989-08-29
4828955 Microencapsulated particles and process for production thereof Masayuki Hattori, Tatsuya Shimizu, Hiroshi Tadenuma 1989-05-09
4798691 Capsule-shaped polymer particles and process for the production thereof Masayuki Hattori, Hiromi Takeuchi, Nobuo Sakurai 1989-01-17
4742137 Polymer particles and process for producing the same Hisao Ono, Nobuyuki Ito, Nobuo Sakurai, Eitaro Okuya 1988-05-03
4716028 Process for preparation of high-type silicon nitride powder Takaaki Tsukidate, Toshihiko Arakawa 1987-12-29
4694035 Process for preparing large-sized polymer particles Masayuki Hattori, Osamu Kikuchi, Hiromi Takeuchi, Haruhiro Hirai, Nobuo Sakurai 1987-09-15
4612297 Process for preparation of silicon nitride powder of good sintering property Takaaki Tsukidate, Shinji Nagata, Toshihiko Arakawa 1986-09-16